| Somain to Knurow | 678.84 mi (1,092.49 km) |
| Somain to Kobylka | 783.21 mi (1,260.45 km) |
| Somain to Kokoszki | 696.97 mi (1,121.66 km) |
| Somain to Kolbuszowa | 813.76 mi (1,309.61 km) |
| Somain to Kolno | 820.39 mi (1,320.29 km) |
| Somain to Kolo | 674.31 mi (1,085.20 km) |
| Somain to Kolobrzeg | 581.96 mi (936.57 km) |
| Somain to Koluszki | 722.30 mi (1,162.44 km) |
| Somain to Komorniki | 593.46 mi (955.09 km) |
| Somain to Konin | 658.95 mi (1,060.48 km) |
| Somain to Konskie | 749.22 mi (1,205.75 km) |
| Somain to Konstancin-Jeziorna | 778.98 mi (1,253.66 km) |
| Somain to Konstantynow Lodzki | 702.35 mi (1,130.32 km) |
| Somain to Koronowo | 656.75 mi (1,056.94 km) |
| Somain to Koscian | 589.83 mi (949.24 km) |
